Bagram in context: Street-network sprawl trends

Bagram in context

3.244.85.6<19751976–19901991–20052006–2020SNDi of street additions
3.244.85.6<19751976–19901991–20052006–2020SNDi of entire street network
BagramParwan (Region)Afghanistan (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Bagram plotted against Parwan and Afghanistan. The SNDi of new construction in Bagram was at its lowest in 1991-2005, compared to Parwan which fell steadily and Afghanistan which followed a zig-zag trend with an overall increase. Most recently, Bagram's incremental SNDi rose from 4.4 to 5.4 between 1991-2005 and 2006-2020. In terms of the aggregate network, Bagram ranked 2nd out of 4 cities in Parwan and 50th out of 73 in Afghanistan as of 2020.

New Street Additions (2006–2020)

SNDi value
5.4
Rank in Afghanistan
54th of 73
Rank in Parwan
2nd of 4

Entire Network (Aggregate)

SNDi value
4.77
Rank in Afghanistan
50th of 73
Rank in Parwan
2nd of 4

Rankings go from most connected to most disconnected — rank 1 is the most connected.

What about similarly populated cities?

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
BagramRobeDimitrovgrad

While Robe and Dimitrovgrad both built increasingly disconnected streets over time, Bagram built increasingly connected streets from 1975 through 1991-2005, then shifted to more disconnected patterns in new street additions. Looking at the full network, Robe and Dimitrovgrad both became progressively more disconnected, while Bagram became more connected from 1975 through 1991-2005, then grew more sprawly from 1991-2005 onwards. Bagram and Robe have been converging in their street-network character since 1975.